OpenSign is a collection of Java applets providing client-side digital signing functionality using x.509 certificates. It currently consists of two applets, one for signing plain ASCII text and another providing login functionality.

Generic Address Book is&nbsp;a portable, no-frills address book aimed at small businesses. Written in Java, it is intended to run on any OS with a JVM. Uses XML for files, import/export features, and has limited plugin support.

FindBugs incorporates an ability to perform sophisticated queries on bug databases and track warnings across multiple versions of code being studied, allowing you to do things such as seeing when a bug was first introduced, examining just the warn

qs Barcode Code39 can read horizontal Code39 barcodes with 6 digits on monochrome images (windows bitmaps). qsBarcode Code39 is an easy-to-use DLL that can be from many different developer environments, such as C/C++, Java, VisualBasic or Delphi.

Watch and learn how to develop Android applications using Android SDK and Java. The Tutorial provides with a number of lessons which will guide you in developing different types of android applications.